lever principle
描述了杠杆的工作原理
常用释义
英式发音
美式发音
基本释义
- 杠杆原理：物理学中的一个基本原理，描述了杠杆的工作原理，即在杠杆上施加的力与杠杆长度和力臂的乘积相等。
例句
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1·There are still applied physics of lever principle.这里边还运用了物理学中的杠杆原理。
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2·The present invention is developed based on lever principle or force moment equilibrium principle.本发明是根据杠杆原理即力矩平衡原理，研制而成。
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3·The shear of each model is calculated separately and superimposed to establish the shear bearing formula. The formula of bend is established by lever principle.分别计算了三种抗剪机制承担剪力的大小，由叠加法和杠杆法分别确定最终受剪、受弯承载力。
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4·The utility model uses lever principle, when a drinker inclines a cup, the iron rod in the plastic jacket shell rolls to open the plastic cover sheet, and the drinker can drink water.它利用杠杆原理，当喝水者倾斜杯子的瞬间，塑料套壳内的铁棒滚动时打开塑料盖片，喝水者即可喝水。
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5·He thinks that Chopstick used the principle of lever and what hands can do.他认为，筷子使用的原则，杠杆和手可以做什么。
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6·A single sensor liquid adding system (SSLAS) was developed and it worked based on the metering principle and weighed by a sensor and lever system.设计的单传感器液体秤基于重量式计量原理，采用单传感器结构，借助杠杆系统进行称重。
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7·A nanometer system for displacement measurement is described, which is based on the principle of optical lever.介绍了一种基于光杠杆原理的光学微位移测量系统。
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8·According to this measuring principle, photo-electric optical lever is used in pulling and stretching measuring instrument to develop a high-accuracy intelligent system to measure Youngs Modulus.并根据此测量原理，将光电光杠杆应用于拉伸法杨氏模量测量仪中，设计了一种高精度杨氏模量智能测量系统。
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9·According to the principle of the transverse stretch tensor of object and the optic lever arm magnifying, this article designed a case tester for Young's modulus.根据物体纵向拉伸，弹性变量及光杠杆的放大原理，制作了箱式杨氏模量实验仪。
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10·The essential prerequisite for using lever scale is that its maker knew the principle well.不等臂天平的出现，其前提条件是制造者对杠杆原理的掌握。